2281571 has 2 divisors, whose sum is σ = 2281572. Its totient is φ = 2281570.

The previous prime is 2281567. The next prime is 2281579. The reversal of 2281571 is 1751822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2281571 - 2² = 2281567 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2281571.

It is not a weakly prime, because it can be changed into another prime (2281579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140785 + 1140786.

It is an arithmetic number, because the mean of its divisors is an integer number (1140786).

2^2281571 is an apocalyptic number.

2281571 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281571 is an equidigital number, since it uses as much as digits as its factorization.

2281571 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1120, while the sum is 26.

The square root of 2281571 is about 1510.4870075575. The cubic root of 2281571 is about 131.6471099156.

The spelling of 2281571 in words is "two million, two hundred eighty-one thousand, five hundred seventy-one".